DERIVATIVES AND HEDGE ACCOUNTING (Details - Notional amounts and fair values of our derivative instruments) - USD ($)	Jun. 30, 2019	Dec. 31, 2018
Derivative [Line Items]
Gross Derivative Assets, Notional Amount	$ 131,573,000,000	$ 117,207,000,000
Gross Derivative Assets, Fair Value	5,298,000,000	4,468,000,000
Gross Derivative Liabilities, Notional Amount	51,964,000,000	40,028,000,000
Gross Derivative Liabilities, Fair Value	3,503,000,000	3,138,000,000
Derivative assets, Counterparty netting	(2,080,000,000)	(1,713,000,000)
Derivative assets, Cash collateral	(2,315,000,000)	(1,840,000,000)
Total derivative assets on consolidated balance sheet	903,000,000	915,000,000
Derivative liabilities, Counterparty netting	(2,080,000,000)	(1,713,000,000)
Derivative liabilities, Cash collateral	(303,000,000)	(187,000,000)
Total derivative liabilities on consolidated balance sheet	1,120,000,000	1,238,000,000
Bifurcated embedded derivatives
Derivative [Line Items]
Bifurcated embedded derivatives assets, fair value	0	0
Bifurcated embedded derivative liabilities, fair value	6,100,000,000	4,100,000,000
Derivatives designated as hedging instruments | Interest rate contracts
Derivative [Line Items]
Gross Derivative Assets, Notional Amount	322,000,000	10,000,000
Gross Derivative Assets, Fair Value	2,000,000	0
Gross Derivative Liabilities, Notional Amount	540,000,000	866,000,000
Gross Derivative Liabilities, Fair Value	10,000,000	19,000,000
Derivatives designated as hedging instruments | Foreign exchange contracts
Derivative [Line Items]
Gross Derivative Assets, Notional Amount	5,631,000,000	6,357,000,000
Gross Derivative Assets, Fair Value	370,000,000	363,000,000
Gross Derivative Liabilities, Notional Amount	2,835,000,000	2,536,000,000
Gross Derivative Liabilities, Fair Value	144,000,000	147,000,000
Derivatives not designated as hedging instruments | Interest rate contracts
Derivative [Line Items]
Gross Derivative Assets, Notional Amount	59,082,000,000	42,821,000,000
Gross Derivative Assets, Fair Value	3,273,000,000	2,890,000,000
Gross Derivative Liabilities, Notional Amount	34,013,000,000	27,329,000,000
Gross Derivative Liabilities, Fair Value	2,285,000,000	2,004,000,000
Derivatives not designated as hedging instruments | Foreign exchange contracts
Derivative [Line Items]
Gross Derivative Assets, Notional Amount	10,460,000,000	11,134,000,000
Gross Derivative Assets, Fair Value	896,000,000	801,000,000
Gross Derivative Liabilities, Notional Amount	7,630,000,000	5,434,000,000
Gross Derivative Liabilities, Fair Value	816,000,000	711,000,000
Derivatives not designated as hedging instruments | Equity contracts
Derivative [Line Items]
Gross Derivative Assets, Notional Amount	15,496,000,000	17,807,000,000
Gross Derivative Assets, Fair Value	743,000,000	398,000,000
Gross Derivative Liabilities, Notional Amount	5,447,000,000	2,399,000,000
Gross Derivative Liabilities, Fair Value	47,000,000	15,000,000
Derivatives not designated as hedging instruments | Credit contracts
Derivative [Line Items]
Gross Derivative Assets, Notional Amount	3,000,000	8,000,000
Gross Derivative Assets, Fair Value	1,000,000	1,000,000
Gross Derivative Liabilities, Notional Amount	1,441,000,000	1,406,000,000
Gross Derivative Liabilities, Fair Value	195,000,000	236,000,000
Derivatives not designated as hedging instruments | Credit contracts | CDS
Derivative [Line Items]
Gross Derivative Liabilities, Notional Amount	448,000,000	592,000,000
Gross Derivative Liabilities, Fair Value	163,000,000	224,000,000
Derivatives not designated as hedging instruments | Other contracts
Derivative [Line Items]
Gross Derivative Assets, Notional Amount	40,579,000,000	39,070,000,000
Gross Derivative Assets, Fair Value	13,000,000	15,000,000
Gross Derivative Liabilities, Notional Amount	58,000,000	58,000,000
Gross Derivative Liabilities, Fair Value	$ 6,000,000	$ 6,000,000